diff --git a/Prototype/scripts/main.js b/Prototype/scripts/main.js
index 5eb6c10..82911b3 100644
--- a/Prototype/scripts/main.js
+++ b/Prototype/scripts/main.js
@@ -1,11 +1,11 @@
 import HumanBeing from './HumanBeing';
 
-var me = new HumanBeing({ skinColor: 'pale', hairColor: 'brown', height:'173cm', weight: '100kg', gender: 'male'});
+let me = new HumanBeing({ skinColor: 'pale', hairColor: 'brown', height:'173cm', weight: '100kg', gender: 'male'});
 
-var clone = me.clone();
+let clone = me.clone();
 
 console.log(`Are original and clone the same instance? ${me === clone}`);
 
 for(let key in me) {
     console.log(`Are both ${key} property values in original and clone the same value? ${me[key] === clone[key]}`);
-}
\ No newline at end of file
+}